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olga nikolaevna [1]
4 years ago
8

Does the earth ever make new rocks?​

Biology
2 answers:
Naya [18.7K]4 years ago
8 0

Answer:

I would say yes because, an estimated 25 million meteoroids, micrometeoroids and other space debris enter Earth's atmosphere each day, which results in an estimated 15,000 tonnes of that material entering the atmosphere each year.

kirza4 [7]4 years ago
7 0

Answer:

not exactly.

Explanation:

The earth makes "new" rocks from melting, freezing, or putting more pressure on the old rocks that already existed

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3 0
3 years ago
12) How do harvesting wood and surface mining for coal affect ecosystems?
Tems11 [23]

Answer:

no

Explanation:

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6 0
3 years ago
The oldest fossil identifie so far , the stromatolites , represent which type of cell ?
telo118 [61]

Answer:

The correct answer will be option-B

Explanation:

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Since the bacteria are the prokaryotic organism therefore, the Option-B is the correct answer.

7 0
4 years ago
Some microbes secrete small molecules that induce other microbes to settle nearby. When a certain number of individuals have ass
Lynna [10]

The question is incomplete as it does not have the options which are:

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E. mass-settling

Answer:

C. quorum sensing

Explanation:

Quorum sensing is the gene regulation mechanism used by the bacteria to communicate with the other bacteria.  The quorum sensing process depends on the number of bacterial cells or the density of the cells.

When the bacterial number increase in number then the bacterial cells send the signal to the nearby cells and and regulates the expression of the gene.  In the given question, the same chemical signal process depends on the density of the cell and thus quorum sensing is correct.

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3 years ago
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